Merging PR_218 openai_rev package with new streamlit chat app

venv/lib/python3.9/site-packages/streamlit/testing/script_interactions.py

@@ -0,0 +1,79 @@
+# Copyright (c) Streamlit Inc. (2018-2022) Snowflake Inc. (2022)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+from __future__ import annotations
+
+import os
+import pathlib
+import tempfile
+import textwrap
+import unittest
+from unittest.mock import MagicMock
+
+from streamlit import config, source_util
+from streamlit.runtime import Runtime
+from streamlit.runtime.caching.storage.dummy_cache_storage import (
+    MemoryCacheStorageManager,
+)
+from streamlit.runtime.media_file_manager import MediaFileManager
+from streamlit.runtime.memory_media_file_storage import MemoryMediaFileStorage
+from streamlit.testing.local_script_runner import LocalScriptRunner
+
+
+class InteractiveScriptTests(unittest.TestCase):
+    tmp_script_dir: tempfile.TemporaryDirectory[str]
+
+    def setUp(self) -> None:
+        super().setUp()
+        self.tmp_script_dir = tempfile.TemporaryDirectory()
+
+        mock_runtime = MagicMock(spec=Runtime)
+        mock_runtime.media_file_mgr = MediaFileManager(
+            MemoryMediaFileStorage("/mock/media")
+        )
+        mock_runtime.cache_storage_manager = MemoryCacheStorageManager()
+        Runtime._instance = mock_runtime
+
+        with source_util._pages_cache_lock:
+            self.saved_cached_pages = source_util._cached_pages
+            source_util._cached_pages = None
+
+    def tearDown(self) -> None:
+        super().tearDown()
+        with source_util._pages_cache_lock:
+            source_util._cached_pages = self.saved_cached_pages
+        Runtime._instance = None
+
+    @classmethod
+    def setUpClass(cls) -> None:
+        # set unconditionally for whole process, since we are just running tests
+        config.set_option("runner.postScriptGC", False)
+
+    def script_from_string(self, script_name: str, script: str) -> LocalScriptRunner:
+        """Create a runner for a script with the contents from a string.
+
+        Useful for testing short scripts that fit comfortably as an inline
+        string in the test itself, without having to create a separate file
+        for it.
+        """
+        path = pathlib.Path(self.tmp_script_dir.name, script_name)
+        aligned_script = textwrap.dedent(script)
+        path.write_text(aligned_script)
+        return LocalScriptRunner(str(path))
+
+    def script_from_filename(
+        self, test_dir: str, script_name: str
+    ) -> LocalScriptRunner:
+        """Create a runner for the script with the given name, for testing."""
+        script_path = os.path.join(os.path.dirname(test_dir), "test_data", script_name)
+        return LocalScriptRunner(script_path)